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$BLFS

$30.50 -$0.78 (2.49%)

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Insider Transactions

Insider Transaction Summary

Eli Casdin

7,440,107 shares

Net: 0 B/S: -

Partners Master Fund, L.P. Casdin

5,840,107 shares

Net: 0 B/S: -

Capital, LLC Casdin

4,757,165 shares

Net: -2,950,000 B/S: -

Holding AG WAVI

3,837,062 shares

Net: 0 B/S: -

WALTER VILLIGER

3,281,778 shares

Net: 0 B/S: -

GmbH Taurus4757

2,812,956 shares

Net: 0 B/S: -

GREEF RODERICK DE

733,746 shares

Net: -97,176 B/S: 0.86

Aby J. Mathew

389,540 shares

Net: -2,647 B/S: 5.34

Michael Rice

347,085 shares

Net: 0 B/S: -

Troy Wichterman

215,030 shares

Net: -35,644 B/S: 0.87

Todd Berard

163,412 shares

Net: -3,685 B/S: 1.62

Garrie Richardson

114,773 shares

Net: 0 B/S: -

Karen A. Foster

108,758 shares

Net: -85,838 B/S: 0.31

Sarah Aebersold

92,429 shares

Net: +13,906 B/S: 7.91

Geraint Phillips

65,998 shares

Net: 0 B/S: -

Rachel Ellingson

57,995 shares

Net: +8,170 B/S: ∞

JOYDEEP GOSWAMI

53,156 shares

Net: +5,170 B/S: 2.72

Sean Werner

48,251 shares

Net: +21,756 B/S: 35.52

THOMAS GIRSCHWEILER

47,774 shares

Net: 0 B/S: -

TIMOTHY L. MOORE

44,943 shares

Net: +8,170 B/S: ∞

Joseph C Schick

43,953 shares

Net: 0 B/S: -

Marcus Schulz

42,097 shares

Net: 0 B/S: -

Dusty Tenney

32,079 shares

Net: 0 B/S: -

RAYMOND W COHEN

27,763 shares

Net: 0 B/S: -

Amy DuRoss

26,857 shares

Net: -3,830 B/S: 0.68

Matt Snyder

25,000 shares

Net: 0 B/S: -

James Mathers

19,856 shares

Net: 0 B/S: -

Andrew G Hinson

17,675 shares

Net: 0 B/S: -

Anthony Hunt

15,046 shares

Net: +8,170 B/S: ∞

Catherine Coste

13,871 shares

Net: +8,170 B/S: ∞

Frederick Stewart

10,000 shares

Net: 0 B/S: -

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
Eli Casdin	7,440,107	0	-
Partners Master Fund, L.P. Casdin	5,840,107	0	-
Capital, LLC Casdin	4,757,165	-2,950,000	-
Holding AG WAVI	3,837,062	0	-
WALTER VILLIGER	3,281,778	0	-
GmbH Taurus4757	2,812,956	0	-
GREEF RODERICK DE	733,746	-97,176	0.86
Aby J. Mathew	389,540	-2,647	5.34
Michael Rice	347,085	0	-
Troy Wichterman	215,030	-35,644	0.87
Todd Berard	163,412	-3,685	1.62
Garrie Richardson	114,773	0	-
Karen A. Foster	108,758	-85,838	0.31
Sarah Aebersold	92,429	+13,906	7.91
Geraint Phillips	65,998	0	-
Rachel Ellingson	57,995	+8,170	∞
JOYDEEP GOSWAMI	53,156	+5,170	2.72
Sean Werner	48,251	+21,756	35.52
THOMAS GIRSCHWEILER	47,774	0	-
TIMOTHY L. MOORE	44,943	+8,170	∞
Joseph C Schick	43,953	0	-
Marcus Schulz	42,097	0	-
Dusty Tenney	32,079	0	-
RAYMOND W COHEN	27,763	0	-
Amy DuRoss	26,857	-3,830	0.68
Matt Snyder	25,000	0	-
James Mathers	19,856	0	-
Andrew G Hinson	17,675	0	-
Anthony Hunt	15,046	+8,170	∞
Catherine Coste	13,871	+8,170	∞
Frederick Stewart	10,000	0	-

Individual Transactions

June 08, 2026

Aby J. Mathew

Tax Payment

Change: -627

Price: $26.10

Shares: 389,540

Value: -$16,364

Todd Berard

Tax Payment

Change: -356

Price: $26.10

Shares: 163,412

Value: -$9,291

Troy Wichterman

Tax Payment

Change: -1,026

Price: $26.10

Shares: 215,030

Value: -$26,778

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Aby J. Mathew	Jun 10	Tax Payment (F) Tax Payment	389,540	-627	$26.10	-$16,364
Todd Berard	Jun 10	Tax Payment (F) Tax Payment	163,412	-356	$26.10	-$9,291
Troy Wichterman	Jun 10	Tax Payment (F) Tax Payment	215,030	-1,026	$26.10	-$26,778

May 21, 2026

Capital, LLC Casdin

Open Market Sale

Change: -650,000

Price: $23.70

Shares: 4,757,165

Value: -$15,405,000

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Capital, LLC Casdin	May 21	Open Market Sale (S) Market Sale	4,757,165	-650,000	$23.70	-$15,405,000

May 20, 2026

Capital, LLC Casdin

Open Market Sale

Change: -250,000

Price: $23.70

Shares: 5,407,165

Value: -$5,925,000

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Capital, LLC Casdin	May 21	Open Market Sale (S) Market Sale	5,407,165	-250,000	$23.70	-$5,925,000

May 19, 2026

Capital, LLC Casdin

Open Market Sale

Change: -300,000

Price: $22.65

Shares: 5,657,165

Value: -$6,795,000

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Capital, LLC Casdin	May 21	Open Market Sale (S) Market Sale	5,657,165	-300,000	$22.65	-$6,795,000

April 08, 2026

Aby J. Mathew

Tax Payment

Change: -515

Price: $19.27

Shares: 390,167

Value: -$9,924

Todd Berard

Tax Payment

Change: -293

Price: $19.27

Shares: 163,768

Value: -$5,646

Troy Wichterman

Tax Payment

Change: -844

Price: $19.27

Shares: 216,056

Value: -$16,263

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Aby J. Mathew	Apr 10	Tax Payment (F) Tax Payment	390,167	-515	$19.27	-$9,924
Todd Berard	Apr 10	Tax Payment (F) Tax Payment	163,768	-293	$19.27	-$5,646
Troy Wichterman	Apr 10	Tax Payment (F) Tax Payment	216,056	-844	$19.27	-$16,263

March 23, 2026

Karen A. Foster

Open Market Sale

Change: -2,577

Price: $19.17

Shares: 108,758

Value: -$49,401

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Karen A. Foster	Mar 31	Open Market Sale (S) Market Sale	108,758	-2,577	$19.17	-$49,401

March 19, 2026

Sean Werner

Tax Payment

Change: -1,681

Price: $19.12

Shares: 48,251

Value: -$32,140

Troy Wichterman

Tax Payment

Change: -3,749

Price: $19.12

Shares: 216,900

Value: -$71,680

Sarah Aebersold

Tax Payment

Change: -931

Price: $19.12

Shares: 92,429

Value: -$17,800

Karen A. Foster

Tax Payment

Change: -1,907

Price: $19.12

Shares: 111,335

Value: -$36,461

Todd Berard

Tax Payment

Change: -1,879

Price: $19.12

Shares: 164,061

Value: -$35,926

Aby J. Mathew

Tax Payment

Change: -2,255

Price: $19.12

Shares: 390,682

Value: -$43,115

GREEF RODERICK DE

Tax Payment

Change: -11,101

Price: $19.12

Shares: 733,746

Value: -$212,251

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Sean Werner	Mar 23	Tax Payment (F) Tax Payment	48,251	-1,681	$19.12	-$32,140
Troy Wichterman	Mar 23	Tax Payment (F) Tax Payment	216,900	-3,749	$19.12	-$71,680
Sarah Aebersold	Mar 23	Tax Payment (F) Tax Payment	92,429	-931	$19.12	-$17,800
Karen A. Foster	Mar 23	Tax Payment (F) Tax Payment	111,335	-1,907	$19.12	-$36,461
Todd Berard	Mar 23	Tax Payment (F) Tax Payment	164,061	-1,879	$19.12	-$35,926
Aby J. Mathew	Mar 23	Tax Payment (F) Tax Payment	390,682	-2,255	$19.12	-$43,115
GREEF RODERICK DE	Mar 23	Tax Payment (F) Tax Payment	733,746	-11,101	$19.12	-$212,251

March 09, 2026

Karen A. Foster

Open Market Sale

Change: -500

Price: $20.00

Shares: 113,242

Value: -$10,000

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Karen A. Foster	Mar 09	Open Market Sale (S) Market Sale	113,242	-500	$20.00	-$10,000

March 05, 2026

Karen A. Foster

Open Market Sale

Change: -96,923

Price: $20.15

Shares: 113,742

Value: -$1,952,998

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Karen A. Foster	Mar 09	Open Market Sale (S) Market Sale	113,742	-96,923	$20.15	-$1,952,998

March 03, 2026

Sean Werner

Open Market Sale

Change: -111

Price: $20.74

Shares: 49,932

Value: -$2,302

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Sean Werner	Mar 05	Open Market Sale (S) Market Sale	49,932	-111	$20.74	-$2,302